Coal ball mill is the equipment used for grinding and drying coal with different hardness. It is also widely used to grind various hardness of coal in cement industry, metallurgy industry and chemical industry and so on.

Mining crushing and milling equipment manufacturer ... 5 to calculate the top ball size. ... More grinding: 1) lower power consumption per ton of product. ... tons of cement. before directing to the vertical raw mill and coal mill for drying the inputs.